Petromet Flange Inc.

Sigma Hand Gloves 90 (Non Asbestos) is made from Kevlar para-aramid based fabric which provides strength to protect under extreme conditions. Sigma HG90 is best substitute for asbestos gloves and most suitable for handling high temperature items. Sigma HG90 provides excellent hand protection without sacrificing manual dexterity or comfort and offering exceptional resistance to cut, slash and heat. Sigma HG 90 (NA) gloves are most suitable against open flame and hot metal splashes and can withstand temperature upto 3900C Sigma HG 90 (NA) is available in sizes from 12 to 24 long, where gloves palm and thumb is made of 22 oz heavy duty Kevalr. Back & cuff of gloves are made from chrome leather and woolen lining and stitched with Kevlar thread.

This innovative product is suitable for high efficiency static and slow rotary sealing applications at up to 650°C constant. It also fulfils other high temperature duties in different forms of construction. Sigma® 999 C products are manufactured from an exceptionally stable fibre material that is soft, non-irritating, non-hazardous, and is not limited by World Health Organisation (WHO) or European Union (EU) restrictions. This heat-resistant carbonized fibres are produced using advanced chemical fibre technology, then spun into a flexible yarn further yarn is braided upto 100 mm in round or square section with interlock technology. Sigma® 999 C products contains no organic agents or processing additives. It therefore retains its physical and chemical properties at very high temperatures and does not decompose into hazardous substances as happens with other fibre Even in direct contact with strong flame, flame resisting carbonized fiber becomes red hot, but will not fuse/stick Chemical properties Sigma® 999 C is compatible with fluid media in the range pH 0-10, excluding

A universal super performance packing made of PTFE(polytetrafluoroethylene) Graphite filament fibre yarn. Duplex braided interlock construction to increase dimension stability. The combining benefit of PTFE, Graphite & high temperature resisting lubricants gland packing offers excellent inertia to chemical attack and enhance hest conduction, helping to reduce friction. This packing maintains ideal balance between density, resilience, compressibility, strength and durability of the packing. Service&Application: A high performance packing is recommended for oil & solvents, caustics, acids, dyes, chemicals, chlorinated water, white and black liquor, wood pulp, detergent, alkalies, hydrocarbons, inorganic chemical handling equipments, steamvalvess, metering pumps, reactors, mixers, autoclave glands, bauxite slurries, bottom ash slurry pumps, mineral handling slurries, tailings pumps and other slurry processing applications. Not recommended to use in strong oxidising agents, aqua regia fluorine, fuming nitric acid, oleum and molten alkali metals. Application Parameters : Equipment : Check and needle valve stems, reciprocating rods, rams and plungers , reactors centrifugal pumps & equipment rotary applications Temperature : -2000F (-1300C) to +5500F(+2880C) pH range : 0-14 Shaft speed : to 4900 rpm Pressure : to 507 psi (33 bar) rotary/ centrifugal; to 2000 psi (138 bar) valves Prime features :  Extended service life by up to 400% in harsh environments.  Well proven with aggressive media  High thermal conductivity for cool running.  Low coefficient of friction and minimal shaft wear.  Very good start-up and emergency running characteristics.  Less gland adjustment, easy break-in, & even compression in all rings  Six times better heat conduction as against pure PTFE packings at comparatively high speeds.  Significantly low thermal expansion thus resisting over expansion extrusion under service.  The packing does not harden and runs cool.  It has low co-efficient of thermal expansion.

A closely braided high content asbestos yarn packing non-metallic lubricated with special heat resisting dry lubricant. Specially recommended for high pressure super-heated steam services. An excellent soft packing for valve glands, gauge glass fittings, turbines, boilers and similar applications. Service & Application : A high performance packing is recommended for high pressure super heated steam services, Application Parameters : Equipment : Check and needle valve stems, reciprocating rods, rams and plungers , reactors centrifugal pumps & equipment rotary applications Temperature : -2000F (-1300C) to +10040F(+5400C) pH range : 0-14 Shaft speed : to 3000 rpm Pressure : to 300 psi (20 bar) rotary/ centrifugal; to 2000 psi (138 bar) valves Prime features : • Excellent soft packing • Low coefficient of friction and minimal shaft wear. • Very good start-up and emergency running characteristics. • Less gland adjustment, easy break-in, & even compression in all rings • The packing does not harden and runs cool. • It has low co-efficient of thermal expansion. 

A universal use all chemical packing made from pure PTFE fibre yarns having Duplex Braid construction to increase dimensional stability treated with inert high temperature resisting lubricant to resist migration and to display compressibility and recovery characteristics. Sigma 81 packing is safe, more flexible, and non-toxic. Fluids can be sealed with a minimum of gland pressure, there is less friction as well as heat build-up. It is an inert, virtually indestructible packing, having a lower co-efficient of friction with good compressive strength. Dimension stability ensures trouble free operation. Service & Application : A good packing to seal against concentrated Acids, Alkali solutions, Agressive organic / inorganic Chemical Rotary and reciprocating plant pumps & valves, oils, corrosive gases, food- processing and pharmaceutical industries. Dyestuffs, synthetic resins, paints, pulp & paper sector chemicals. Equipment glands where no contamination is allowed. Not recommended to use on molten metals and gaseous fluorine. Application Parameters : Equipment : Check and needle valve stems, reciprocating rods, rams and plungers , centrifugal pumps & equipment rotary applications Temperature : -4500 F(-1000Cto +300oC) pH range : 0-14 Shaft speed : to 2320 rpm Pressure : to 300 psi (20 bar) rotary/ centrifugal; to 2200 psi (150 bar) valves Prime features : • Clean non contamination and graphite free. • Long maintenance free service life. • Minimal shaft wear and leakage. • Superior performance over other pure white packings. • Ideal for food processing applications. • Pliable, wear-resistant and dimensionally stable. • Resists most chemicals & caustic media. • Rugged and non-toxic. • High density, dimensionally stable - very little water absorption 

A Special application performance packing made of PTFE Graphite filament ( The PTFE resin is combined with graphite & expanded by using the latest technologies resulting in high quality filament) with additional yellow polyamide synthetic fibre reinforced in core & corners to provide sliding surface and heat dissipation property. The combining benefit of PTFE-Graphite, Polyamide & high temp resistance lubricants gland packing offers longer sealing ability due to excellent dimensional ability. Service & Application : Sigma 234 Combination Packing is recommended for Oil & Solvents, caustics, Acids, Alkalies, Dyes, Chemicals. Liquid ammonia & carbonate solution under high pressure conditions, waste water treatment plants. Agressive organic / inorganic Chemical Rotary and reciprocating plant pumps & valves, oils, corrosive gases, Dyestuffs, synthetic resins,White and black liquor, wood pulp, detergent, hydrocarbons, steam valves, metering pumps, reactors, mixers, autoclave glands, bauxite slurries, bottom ash slurry pumps, mineral handling slurries, tailings pumps and other slurry processing applications. Application Parameters : Equipment : Check and needle valve stems, reciprocating rods, rams and plungers , reactors centrifugal pumps & equipment rotary applications Temperature : -328 0F (-2000C) to + 5720F(+3000C) pH range : 2-12 Shaft speed : to 3900 rpm Pressure : to 435 psi (30 bar) rotary/ centrifugal; to 2900 psi (200 bar) valves Prime features : • Long maintenance free service life. Minimal shaft wear and leakage • Pliable, wear-resistant and dimensionally stable. Rugged and non-toxic • Extended service life by up to 400% in harsh environments. • Six times better heat conduction as against pure PTFE packings at comparatively high speeds. • Significantly low thermal expansion thus resisting ‘ over expansion’ extrusion under service. • Suitable to centrifugal & reciprocating pumps even at high pressure • PTFE Graphite fibre at faces enhance low friction for shaft / sleeve safety • Excellent in abrasive application. Well proven with aggresive media • High penetration & abrasion resistance of polyamide fibers ensure corner safety of packing Available on demand: Square Section 6 mm sq upto 38 mm sq.

A high temperature unique & universal seal gland packing made high purity carbon filament yarn packing having a good thermal conduct friction. Service & Application: Highly recommended for rotating equipment including Centrifugal and Displacement pumps in process applications include: exhaust seals, pulpers, digesters, mixers, agitato high temperature and pressure steam, heat transfer fluid, hydrogen gas, ammonia, organic solvents, hydrocarbons, fuel oil, cryogenic liquids, Not recommended for strong oxidizers as fuming nitric acid, oleum etc. Application Parameters: Temperature : -3280F(-2000C)to 12000F (650 pH range : 0-14 Shaft speed : to 3000 rpm Pressure : to 500 psi (34 bar) rotary/ centrifugal; to 2000 psi (138 bar) valves Prime features: • High thermal conductivity for cool running. • Very good start-up and emergency running characteristics. • Less gland adjustment, easy break-in, & even compression in all rings • PREVENT Galvanic corrosion of the spindle/shaft • Excellent low co-efficient of friction and minimal Shaft wear. • Very Resilient and resistance to thermal shock & high thermal conductivity • Significant serviceability of packing. • Non-abrasive; hence rules out shaft scoring • Special grade Sigma 171 (on request) for Nucl Size 3 mm 6 mm 8 mm 10 mm Approx Mtr/kg. 38 mtr 19 mtr 13.3 mtr 9 mtr Available in all Popular Square Section from 3 mm to 38 mm Krishna House, Azad Nagar Road, Khemani, Ulhasnagar-421002,Thane(M.S) T/F:0251- 2713451. H/phone:09422076287 / 09545176287 Email : sunjay100@yahoo.co.in URL : www.sigma100.com www.nonasbestospackings.com True Value Packing, Gasket & Sealings Sigma 198 (High Temperture Packing) High Purity Carbon Gland Packing. A high temperature unique & universal seal gland packing made of high purity carbon filament yarn packing having a good thermal conductivity, flexibility, resiliency, elasticity and low Highly recommended for rotating equipment including Centrifugal and Displacement pumps in process applications include: exhaust seals, pulpers, digesters, mixers, agitators, dryers and blowers, super heated high temperature and pressure steam, heat transfer fluid, hydrogen gas, ammonia, organic solvents, hydrocarbons, fuel oil, cryogenic liquids, Not recommended for strong oxidizers as fuming nitric acid, oleum etc. F (6500C steam) & (33000C Non-Oxidizing media) Pressure : to 500 psi (34 bar) rotary/ centrifugal; to 2000 psi (138 bar) valves High thermal conductivity for cool running. up and emergency running characteristics. in, & even compression in all rings PREVENT Galvanic corrosion of the spindle/shaft efficient of friction and minimal Shaft wear. Very Resilient and resistance to thermal shock & high thermal conductivity abrasive; hence rules out shaft scoring Special grade Sigma 171 (on request) for Nuclear Application.

Ceramic Fiber Blanket is a kind of heat insulation blanket and double needle-punching processing can further enhance the tensile strength and flat surface. The fiber blanket does not contain any bonding agent. Ceramic fiber blanket is produced with spun and blown technology by general fiber bulk. And the classification temperature goes upto 14250C Service & Application : Crude Oil, reformer and pyrolysis heater linings, high temperature pipe, duct and turbine insulation, tube seals, gaskets and expansion joints, heat treating and annealing furnaces, reheating furnace, soaking put covers and seals, furnace hot face repairs. Kilns and kiln cars insulation and seals, stress relieving insulation, ovens and stack linings. Boilers and air preheater insulation. Fire protection applications etc. PHYSICAL PROPERTIES CHEMICAL ANALYSIS • Classification Temp 0C ----------------------- 15000C • AL2O3 ---- 42 – 44 % • Working Temp 0C ----------------------------- 14250C • SiO2 ----- 51 – 53 % • Melting Temp. 0C ----------------------------- >1700 • ZrO2 --- 4 – 6 • Specific Gravity ---------------------------- 2.65 • Fe2O3 ---- < 0.1 • Filamaent Length (mean) mm ---------- 200 • TiO2 ---- < 0.3 • Filament diameter (mean, mm --------- 2.8 • Leachable Chlorides <10ppm • Fibre Index (CE TEST) % ----------------- 47 – 53 • Shot Content (ASTM) % ------------------ 11 – 16 • Blanket tensile Strength, Kpa (psi) 128 kg/m3 -- 55(8) to 69 (10) 96 kg/m3 -- 41 (6) to 55 (8) • Thermal Shrinkage(???)1 ------- 14250C X 24H = ≤-3 • Thermal Conductivity --------- 0.11 for 128 kg/m3 0.13 for 96 kg/m3 Important features of SIGMA Ceramic Fibre Blanket * Excellent chemical and thermal stability * Low Thermal shrinkage * Excellent tensile strength * Low thermal conductivity * Low heat storage * Simple construction and excellent flexibility  Applications Include: * Boiler and Water heater linings for combustion areas * Ceramic kiln linings * Industrial furnace linings * Backup insulation for castables, brick, etc. * Usable anywhere high temperature insulation is required * High temperature gasket * Materials of module and pucker steatite

Graphite Coated Ceramic Rope is a compression packing for very high temperature duties. It is manufactured from an exceptionally stable fibre material that is soft, non-irritating, non-hazardous & is not limited by World Health Organisation or European Union restrictions.

Ceramic Fiber Rope, Tape, Cloth contains no organic agents or processing additives. It therefore retains its physical and chemical properties at very high temperatures and does not decompose into hazardous substances, as happens with many normal ceramics.

High performance gland packing made of High grade glassfibre yarn in duplex braid interlock construction to increase dimension stability of Gland packing, well lubricated with high temperature resisting lubricants and dense graphited to sustain high temperature and pressure. Service & Application : A good gland packing for high temperature valve application and is suitable for flanged joints of ducts and fans for leakage prevention, expansions provision for refractory, thermal insulation, furnace joints, air heaters,doors in boilers & service with steam, butane and propane gases, oil vapour furnace oil. Very usefull for Rotary and reciprocating plant pumps & valves. oils, corrosive chemical & gases, petroleum byproducts, oxygen services, Dyestuffs, synthetic resins sector chemicals. Not recommended to use on molten metals, concentrate acids and gaseous fluorine. Technical Parameters : 1 Pressure 100 Bar 2 pH range 0-14 3 Temperature resistance 400oC Min Prime features : • Long maintenance free service life. • Minimal shaft wear and leakage • Pliable, wear-resistant and dimensionally stable • Resists High Temperature • Stable fucntionable at high pressure • Rugged and non-toxic r absorption • Ideal for valve and slower shaft speed applications

A universal super performance packing made of PTFE(polytetra fluoro ethylene) filament yarn reinforced with synthetic fibre Duplex braided interlock construction to increase dimension stability and impregnated with high temperature graphite. The combining benefit of PTFE, Graphite & high temperature resisting lubricants gland packing offers the ideal balance between density, resilience, compressibility,strength and durability of the packing. Sigma 90 packing is safe, more flexible, and non-toxic. Fluids can be sealed with a minimum of gland pressure, there is less friction as well as heat build up. It is an inert, virtually indestructible packing, having a lower co-efficient of friction with good compressive strength. Service & Application : Self lubricating compression gland packing made out of combination of PTFE and graphite and treated with high temperature inert lubricant, to enhance lubricity & heat dissipation This packing is mechanically strong and suitable for high speed rotary application for hot oil boiler feed pumps,chemicals, dyes & intermediates, pesticides fertilizers, power plants etc. Application Parameters : Equipment : Check and needle valve stems, reciprocating rods, rams and plungers , centrifugal pumps & equipment rotary applications Temperature : -4500 F (-2700 C) to +5750 F(+300 0 C) pH range : 0-14 Shaft speed : to 2900 rpm Pressure : to 300 psi (20 bar) rotary/ centrifugal; to 2000 psi (138 bar) valves Prime features : • Clean non contamination and graphite free. • Long maintenance free service life. • Minimal shaft wear and leakage • Ideal for food processing applications • Pliable, wear-resistant and dimensionally stable • Resists most chemicals & caustic media • Rugged and non-toxic • High density, dimensionally stable - very little water absorption • Best for valve and slower shaft speed application 

A universal use all chemical packing made from pure PTFE fibre yarns having Duplex Braid construction to increase dimensional stability treated with inert high temperature resisting lubricant to resist migration and to display compressibility and recovery characteristics. Sigma 81 packing is safe, more flexible, and non-toxic. Fluids can be sealed with a minimum of gland pressure, there is less friction as well as heat build-up. It is an inert, virtually indestructible packing, having a lower co-efficient of friction with good compressive strength. Dimension stability ensures trouble free operation. Service & Application : A good packing to seal against concentrated Acids, Alkali solutions, Agressive organic / inorganic Chemical Rotary and reciprocating plant pumps & valves, oils, corrosive gases, food- processing and pharmaceutical industries. Dyestuffs, synthetic resins, paints, pulp & paper sector chemicals. Equipment glands where no contamination is allowed. Not recommended to use on molten metals and gaseous fluorine. Application Parameters : Equipment : Check and needle valve stems, reciprocating rods, rams and plungers , centrifugal pumps & equipment rotary applications Temperature : -4500 F(-1000Cto +300oC) pH range : 0-14 Shaft speed : to 2320 rpm Pressure : to 300 psi (20 bar) rotary/ centrifugal; to 2200 psi (150 bar) valves Prime features : • Clean non contamination and graphite free. • Long maintenance free service life. • Minimal shaft wear and leakage. • Superior performance over other pure white packings. • Ideal for food processing applications. • Pliable, wear-resistant and dimensionally stable. • Resists most chemicals & caustic media. • Rugged and non-toxic. • High density, dimensionally stable - very little water absorption Available in all popular Square and round Section from size 3 mm to 38 mm. 

A high temperature unique & universal seal gland packing made of innovative expanded Pure Graphite(purity 99.5%) Yarn with high grade carbon yarn criss-cross the packing to emerge at the corner, providing mechanical strength and extrusion resistance to the packing. Duplex braid interlock construct incorporated with sacrificial metal Corrosion inhibitor and Service & Application: Highly recommended for rotating equipment including Centrifugal and pumps in process applications include: exhaust seals, pulpers, caustics, water, steam, FCC catalyst & bottom slurry(refinery), digesters, mixers, agitators, dryers and blowers,condensate,hypo,boiler feed water, super heated high temperature and pressure steam, heat transfer fluid, hydrogen gas, ammonia, organic solvents, hydrocarbons, fuel oil, cryogenic liquids, Not recommended for strong oxidizers as fuming nitric acid, oleum,aqua regia etc. Application Parameters: Temperature : -3280F(-2000C)to 12000F (650 pH range : 0-14 Shaft speed : to 3000 rpm Pressure : to 500 psi (34 bar) rotary/ centrifugal; to 2000 psi (138 bar) valves Prime features: • High thermal conductivity for cool running. • PREVENT Galvanic corrosion of the spindle/shaft • Excellent low co-efficient of friction and minimal Shaft wear. • Very Resilient and resistance to thermal shock & high thermal conductivity • Non-abrasive; hence rules out shaft scoring • Provides better sealing in rough, wear and tear conditions. • Excellent Dry running capabilities reduce plant wide flush water use • A corrosion inhibitor prevents stem pitting • The packing fills into worn out surfaces and pitting, cutting out leak paths • Dissipates heat without chemical hardening, resistant to chemicals. Available in all Popular Square Section from 3 mm to 38 mm

A universal use all chemical packing made from pure PTFE fibre yarns having Duplex Braid construction to increase dimensional stability treated with inert high temperature resisting lubricant to resist migration and to display compressibility and recovery characteristics. Sigma 81 packing is safe, more flexible, and non-toxic. Fluids can be sealed with a minimum of gland pressure, there is less friction as well as heat build-up. It is an inert, virtually indestructible packing, having a lower co-efficient of friction with good compressive strength. Dimension stability ensures trouble free operation. Service & Application : A good packing to seal against concentrated Acids, Alkali solutions, Agressive organic / inorganic Chemical Rotary and reciprocating plant pumps & valves, oils, corrosive gases, food- processing and pharmaceutical industries. Dyestuffs, synthetic resins, paints, pulp & paper sector chemicals. Equipment glands where no contamination is allowed. Not recommended to use on molten metals and gaseous fluorine. Application Parameters : Equipment : Check and needle valve stems, reciprocating rods, rams and plungers , centrifugal pumps & equipment rotary applications Temperature : -4500 F(-1000Cto +300oC) pH range : 0-14 Shaft speed : to 2320 rpm Pressure : to 300 psi (20 bar) rotary/ centrifugal; to 2200 psi (150 bar) valves Prime features : • Clean non contamination and graphite free. • Long maintenance free service life. • Minimal shaft wear and leakage. • Superior performance over other pure white packings. • Ideal for food processing applications. • Pliable, wear-resistant and dimensionally stable. • Resists most chemicals & caustic media. • Rugged and non-toxic. • High density, dimensionally stable - very little water absorption Available in all popular Square and round Section from size 3 mm to 38 mm.  

G_PTFE & aramid in zebra braided packing the packing made of Multi-yarn in zebra design consisting of pure G_PTFE and araimid & lubricated Service & Applications: Designed for high pressure reciprocating pumps, medium speed centrifugals and valves. It can be used for general service steam, gases, solvents, mild acids, alkalis and most abrasive liquids. The packing will not stain in pulp & paper mill, pharmaceutical, food and sugar industries. Specifications: ITEM Rotating Reciprocating Static Pressure bar 20 100 180 Shaft speed to 3000rpm 6 Density g/cm3 1.4 Temperature °C -100~+280°C PH range 0-14 Prime Features : • Clean non contamination. • Long maintenance free service life. • Minimal shaft wear and leakage • Pliable, wear-resistant and dimensionally stable • Resists most chemicals & caustic media • Rugged and non-toxic • High density, dimensionally stable • Competitive price, good quality

A universal use all chemical packing made from pure PTFE fibre yarns having Duplex Braid construction to increase dimensional stability treated with inert high temperature resisting lubricant to resist migration and to display compressibility and recovery characteristics. Sigma 81 packing is safe, more flexible, and non-toxic. Fluids can be sealed with a minimum of gland pressure, there is less friction as well as heat build-up. It is an inert, virtually indestructible packing, having a lower co-efficient of friction with good compressive strength. Dimension stability ensures trouble free operation. Service & Application : A good packing to seal against concentrated Acids, Alkali solutions, Agressive organic / inorganic Chemical Rotary and reciprocating plant pumps & valves, oils, corrosive gases, food- processing and pharmaceutical industries. Dyestuffs, synthetic resins, paints, pulp & paper sector chemicals. Equipment glands where no contamination is allowed. Not recommended to use on molten metals and gaseous fluorine. Application Parameters : Equipment : Check and needle valve stems, reciprocating rods, rams and plungers , centrifugal pumps & equipment rotary applications Temperature : -4500 F(-1000Cto +300oC) pH range : 0-14 Shaft speed : to 2320 rpm Pressure : to 300 psi (20 bar) rotary/ centrifugal; to 2200 psi (150 bar) valves Prime features : • Clean non contamination and graphite free. • Long maintenance free service life. • Minimal shaft wear and leakage. • Superior performance over other pure white packings. • Ideal for food processing applications. • Pliable, wear-resistant and dimensionally stable. • Resists most chemicals & caustic media. • Rugged and non-toxic. • High density, dimensionally stable - very little water absorption Available in all popular Square and round Section from size 3 mm to 38 mm.  

Sigma Hand Gloves 99 (Non Asbestos) is made from Ceramic based fabric which provides strength & High temperature resistance to protect under extreme conditions. Sigma HG99 is suitable for handling high temperature items. Sigma HG99 provides excellent hand protection without sacrificing manual dexterity or comfort and offering exceptional resistance to cut, slash and heat. Sigma HG 99(NA) gloves are most suitable against open flame and hot metal splashes and can withstand temperature upto 9000C Sigma HG 90 (NA) is available in sizes from 12 to 24 long, where complete gloves is made of 22 oz heavy duty Ceramic Fabric. Back & cuff of gloves are made from woolen lining and stitched with ceramic thread.

 Non asbestos graphite gland packing made of inorganic/synthetic fibers exfoliated Graphite and corrosion inhibitor perfect blended with PTFE Resins and Inert lubricatant recommended for pH 0-14 and suitable upto temp.3000C in normal operation. Consists of Graphite over which synthetic fibers and closely interlock braided for sufficient compressibility and thermal insulating properties. Unique replacement to self-lubricated asbestos graphited packing Recommended for economical & ideal replacement of Graphite asbestos for stationary applications like lid of various equipments including boiler / furnace door / dampers / hot air gate etc. Service Parameter: Temperature: 350°C pH range : 0-14 Shaft Speed: 12m/s Pressure : max120kg/cm2 

A general use all chemical packing made from pure PTFE (polytetrafluroethylene) having Duplex Braid construction to increase dimensional stability. Sigma 63 packing is safe, more flexible, and non-toxic. Fluids can be sealed with a minimum of gland pressure, there is less friction as well as heat build up. It is an inert, virtually indestructible packing, having a lower co-efficient of friction with good compressive strength. Service & Application : A good packing to seal against Acids, Alkali solutions, organic / inorganic Chemical Rotary and reciprocating plant pumps & valves, oils, corrosive gases, food-processing and pharmaceutical industries. Dyestuffs, synthetic resins, paints, pulp & paper sector chemicals. Equipment glands where no contamination is allowed. Not recommended to use on molten metals and gaseous fluorine. Application Parameters : Equipment : Check and needle valve stems, reciprocating rods, rams and plungers , centrifugal pumps & equipment rotary applications Temperature : -4500F (-2700C) to +5500F(+2800C) pH range : 0-14 Shaft speed : to 2900 rpm Pressure : to 300 psi (20 bar) rotary/ centrifugal; to 2150 psi (150 bar) valves Prime features : • Clean non contamination and graphite free. • Long maintenance free service life. • Minimal shaft wear and leakage • Ideal for food processing applications • Pliable, wear-resistant and dimensionally stable • Resists most chemicals & caustic media • Rugged and non-toxic • High density, dimensionally stable - very little water absorption • Best for valve and slower shaft speed application

A general use all chemical packing made from pure PTFE (polytetrafluroethylene) having Duplex Braid construction to increase dimensional stability. Sigma 63 packing is safe, more flexible, and non-toxic. Fluids can be sealed with a minimum of gland pressure, there is less friction as well as heat build up. It is an inert, virtually indestructible packing, having a lower co-efficient of friction with good compressive strength. Service & Application : A good packing to seal against Acids, Alkali solutions, organic / inorganic Chemical Rotary and reciprocating plant pumps & valves, oils, corrosive gases, food-processing and pharmaceutical industries. Dyestuffs, synthetic resins, paints, pulp & paper sector chemicals. Equipment glands where no contamination is allowed. Not recommended to use on molten metals and gaseous fluorine. Application Parameters : Equipment : Check and needle valve stems, reciprocating rods, rams and plungers , centrifugal pumps & equipment rotary applications Temperature : -4500F (-2700C) to +5500F(+2800C) pH range : 0-14 Shaft speed : to 2900 rpm Pressure : to 300 psi (20 bar) rotary/ centrifugal; to 2150 psi (150 bar) valves Prime features : • Clean non contamination and graphite free. • Long maintenance free service life. • Minimal shaft wear and leakage • Ideal for food processing applications • Pliable, wear-resistant and dimensionally stable • Resists most chemicals & caustic media • Rugged and non-toxic • High density, dimensionally stable - very little water absorption • Best for valve and slower shaft speed application